Properties

Label 2-4031-1.1-c1-0-221
Degree $2$
Conductor $4031$
Sign $-1$
Analytic cond. $32.1876$
Root an. cond. $5.67342$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.62·2-s + 1.48·3-s + 4.88·4-s + 0.915·5-s − 3.90·6-s − 2.34·7-s − 7.55·8-s − 0.784·9-s − 2.40·10-s − 2.86·11-s + 7.26·12-s + 4.85·13-s + 6.14·14-s + 1.36·15-s + 10.0·16-s + 2.11·17-s + 2.05·18-s − 1.70·19-s + 4.46·20-s − 3.48·21-s + 7.51·22-s + 2.87·23-s − 11.2·24-s − 4.16·25-s − 12.7·26-s − 5.63·27-s − 11.4·28-s + ⋯
L(s)  = 1  − 1.85·2-s + 0.859·3-s + 2.44·4-s + 0.409·5-s − 1.59·6-s − 0.885·7-s − 2.67·8-s − 0.261·9-s − 0.759·10-s − 0.863·11-s + 2.09·12-s + 1.34·13-s + 1.64·14-s + 0.351·15-s + 2.51·16-s + 0.513·17-s + 0.485·18-s − 0.390·19-s + 0.998·20-s − 0.761·21-s + 1.60·22-s + 0.599·23-s − 2.29·24-s − 0.832·25-s − 2.49·26-s − 1.08·27-s − 2.16·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 4031 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 4031 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(4031\)    =    \(29 \cdot 139\)
Sign: $-1$
Analytic conductor: \(32.1876\)
Root analytic conductor: \(5.67342\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 4031,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad29 \( 1 + T \)
139 \( 1 + T \)
good2 \( 1 + 2.62T + 2T^{2} \)
3 \( 1 - 1.48T + 3T^{2} \)
5 \( 1 - 0.915T + 5T^{2} \)
7 \( 1 + 2.34T + 7T^{2} \)
11 \( 1 + 2.86T + 11T^{2} \)
13 \( 1 - 4.85T + 13T^{2} \)
17 \( 1 - 2.11T + 17T^{2} \)
19 \( 1 + 1.70T + 19T^{2} \)
23 \( 1 - 2.87T + 23T^{2} \)
31 \( 1 - 4.12T + 31T^{2} \)
37 \( 1 + 9.79T + 37T^{2} \)
41 \( 1 - 10.6T + 41T^{2} \)
43 \( 1 + 4.66T + 43T^{2} \)
47 \( 1 - 10.4T + 47T^{2} \)
53 \( 1 + 4.88T + 53T^{2} \)
59 \( 1 + 2.10T + 59T^{2} \)
61 \( 1 - 1.94T + 61T^{2} \)
67 \( 1 - 2.44T + 67T^{2} \)
71 \( 1 - 6.20T + 71T^{2} \)
73 \( 1 + 6.92T + 73T^{2} \)
79 \( 1 + 3.33T + 79T^{2} \)
83 \( 1 + 4.26T + 83T^{2} \)
89 \( 1 - 5.49T + 89T^{2} \)
97 \( 1 - 7.50T + 97T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−8.191152773914112260378620766801, −7.76020069488089548088867078611, −6.86495813250071252765520209081, −6.15167147709821175657256896580, −5.53181659953213011626212470391, −3.75853931070430413344268614452, −2.96536038105291879763473920736, −2.33493508691910375694832024474, −1.29830334409475640850823536865, 0, 1.29830334409475640850823536865, 2.33493508691910375694832024474, 2.96536038105291879763473920736, 3.75853931070430413344268614452, 5.53181659953213011626212470391, 6.15167147709821175657256896580, 6.86495813250071252765520209081, 7.76020069488089548088867078611, 8.191152773914112260378620766801

Graph of the $Z$-function along the critical line